69 lines · plain
1; RUN: opt %loadNPMPolly -polly-stmt-granularity=scalar-indep -polly-print-instructions '-passes=polly-custom<scops>' -polly-print-scops -disable-output < %s 2>&1 | FileCheck %s -match-full-lines2;3; Split a block into two independent statements that share no scalar.4; This case has an independent statement just for PHI writes.5;6; for (int j = 0; j < n; j += 1) {7; bodyA:8; double valA = A[0];9; A[0] = valA;10;11; bodyB:12; phi = 42.0;13; }14;15define void @func(i32 %n, ptr noalias nonnull %A) {16entry:17 br label %for18 19for:20 %j = phi i32 [0, %entry], [%j.inc, %inc]21 %j.cmp = icmp slt i32 %j, %n22 br i1 %j.cmp, label %bodyA, label %exit23 24 bodyA:25 %valA = load double, ptr %A26 store double %valA, ptr %A27 br label %bodyB28 29 bodyB:30 %phi = phi double [42.0, %bodyA]31 br label %inc32 33inc:34 %j.inc = add nuw nsw i32 %j, 135 br label %for36 37exit:38 br label %return39 40return:41 ret void42}43 44 45; CHECK: Statements {46; CHECK-NEXT: Stmt_bodyA47; CHECK-NEXT: Domain :=48; CHECK-NEXT: [n] -> { Stmt_bodyA[i0] : 0 <= i0 < n };49; CHECK-NEXT: Schedule :=50; CHECK-NEXT: [n] -> { Stmt_bodyA[i0] -> [i0, 0] };51; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]52; CHECK-NEXT: [n] -> { Stmt_bodyA[i0] -> MemRef_A[0] };53; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]54; CHECK-NEXT: [n] -> { Stmt_bodyA[i0] -> MemRef_A[0] };55; CHECK-NEXT: Instructions {56; CHECK-NEXT: %valA = load double, ptr %A, align 857; CHECK-NEXT: store double %valA, ptr %A, align 858; CHECK-NEXT: }59; CHECK-NEXT: Stmt_bodyA_last60; CHECK-NEXT: Domain :=61; CHECK-NEXT: [n] -> { Stmt_bodyA_last[i0] : 0 <= i0 < n };62; CHECK-NEXT: Schedule :=63; CHECK-NEXT: [n] -> { Stmt_bodyA_last[i0] -> [i0, 1] };64; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1]65; CHECK-NEXT: [n] -> { Stmt_bodyA_last[i0] -> MemRef_phi__phi[] };66; CHECK-NEXT: Instructions {67; CHECK-NEXT: }68; CHECK-NEXT: }69